export class User {
    constructor(userid, password, username, phoneNumber, email) {
      this.userid = userid == null ? null : userid;
      this.password = password == null ? null : password;
      this.username = username == null ? null : username;
      this.phoneNumber = phoneNumber == null ? null : phoneNumber;
      this.email = email == null ? null : email;
    }
  }